In the FAQ there is written:

Q: Is there a Linux version of Sven Co-op available for download?
A: There is only a linux server port available for Sven Co-op 4.8 at the moment. A linux client port is in the works for the Steam version of Sven Co-op.

What is the current solution for installing Sven Co-op on Ubuntu?

The HTML-Editor on this forum is a desaster. I changes everytime I hit the clear-button on the keyboard to Arial because of the sentence I inserted, like now. I prefer phpBB.

I am sorry for Mr. Holowka. My uncle died one week ago after a long disease (apoplexy). I know both were good humans.